SOA-C03 — AWS Certified CloudOps Engineer - Associate (formerly SysOps Administrator - Associate)
Amazon

AWS Certified CloudOps Engineer - Associate (formerly SysOps Administrator - Associate) (SOA-C03) Practice Questions

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100 questions
June 10, 2026 updated
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Domain coverage

  • Monitoring, Logging, Analysis, Remediation, and Performance Optimization (22%)
  • Reliability and Business Continuity (22%)
  • Deployment, Provisioning, and Automation (22%)
  • Security and Compliance (16%)
  • Networking and Content Delivery (18%)

Sample Questions (10 of 100 shown)

Q1 Monitoring, Logging, Analysis, Remediation, and Performance Optimization (22%)
An operations team needs to receive immediate notification when EC2 CPU utilization consistently exceeds 85% for 10 minutes. What is the simplest combination to implement?
  1. CloudWatch alarm with an SNS topic action
  2. CloudTrail trail with email subscription
  3. AWS Config rule with custom Lambda
  4. EventBridge rule that polls CloudWatch every minute
✓ Correct Answer: A
Create a CloudWatch metric alarm on the CPUUtilization metric with a threshold of 85%. Set EvaluationPeriods=10 and Period=60 (or 2/300), and configure an SNS topic as the alarm action. When the alarm triggers, SNS delivers notifications via email, SMS, or other endpoints. CloudTrail records API calls, not performance metrics. Config rules evaluate resource compliance. EventBridge can react to alarm state changes but doesn't replace CloudWatch alarms.
Q2 Monitoring, Logging, Analysis, Remediation, and Performance Optimization (22%)
A CloudOps engineer wants to create a single alert that triggers only when CPUUtilization > 80% AND NetworkIn > 50 MB/s are both true simultaneously on the same instance. Which CloudWatch feature is purpose-built for this?
  1. Anomaly detection band
  2. Composite alarm using ALARM("cpu") AND ALARM("net")
  3. Metric math expression with IF()
  4. Contributor Insights rule
✓ Correct Answer: B
Composite alarms use Boolean logic (AND, OR, NOT) to combine multiple existing alarms into a single alarm state. Create two individual metric alarms (CPU and network), then a composite alarm with AND logic. This reduces alarm noise by only notifying when both conditions are met. Anomaly detection learns baselines. Metric math operates on time series, not alarm states. Contributor Insights analyzes top contributors to metrics.
Q3 Monitoring, Logging, Analysis, Remediation, and Performance Optimization (22%)
An EC2 fleet does not report memory or disk usage by default. What is the recommended way to publish these metrics to CloudWatch?
  1. Enable detailed monitoring on the instance
  2. Install the unified CloudWatch agent and configure it for memory and disk
  3. Subscribe the EC2 instance to CloudTrail Insights
  4. Enable AWS Compute Optimizer
✓ Correct Answer: B
Memory and disk are guest-OS-level metrics that the hypervisor cannot see. The unified CloudWatch Agent runs inside the OS and collects mem_used_percent, disk_used_percent, swap, and process-level metrics, publishing them as custom metrics under the CWAgent namespace. Detailed monitoring (Option A) only increases the frequency of standard EC2 metrics (CPU, network, disk I/O from the hypervisor). CloudTrail Insights (Option C) analyzes API patterns. Compute Optimizer (Option D) provides right-sizing recommendations.
Q4 Monitoring, Logging, Analysis, Remediation, and Performance Optimization (22%)
A team wants to use metric math to calculate a 5-minute error rate as Errors/Requests * 100, avoiding division by zero when Requests is zero. Which expression correctly handles this?
  1. SUM(METRICS()) * 100
  2. IF(m_req > 0, m_err / m_req * 100)
  3. ANOMALY_DETECTION_BAND(m_err, 2)
  4. RATE(m_err)
✓ Correct Answer: B
The IF() function in CloudWatch metric math checks a condition and returns one value if true and another (or NaN) if false. IF(m_req > 0, m_err / m_req * 100) returns NaN when requests are zero, preventing alarms from triggering on division-by-zero artifacts. This produces clean time series suitable for alarming. SUM and RATE are aggregation functions. ANOMALY_DETECTION_BAND is for anomaly detection.
Q5 Monitoring, Logging, Analysis, Remediation, and Performance Optimization (22%)
Which CloudWatch Logs Insights query returns the count of ERROR-level log lines grouped by 5-minute time buckets?
  1. fields @message | filter @message like /ERROR/ | stats count() by bin(5m)
  2. stats avg(@duration) by @logStream
  3. parse @message " ERROR " as msg | display msg
  4. filter level="ERROR" | sort @timestamp asc | limit 100
✓ Correct Answer: A
The standard Logs Insights pattern for time-bucketed counting: filter records matching a pattern, then use stats count() by bin(5m). The bin() function groups by time interval. This is the classic approach for charting error volume over time. Option B calculates average duration per log stream. Option C parses but doesn't count. Option D only returns the first 100 records sorted by time.
Q6 Monitoring, Logging, Analysis, Remediation, and Performance Optimization (22%)
A central security account needs to aggregate read-only views of CloudWatch dashboards and alarms from 30 member accounts, without requesting cross-account roles for each call. What is the simplest 2026 solution?
  1. CloudWatch cross-account observability with a monitoring account and source accounts linked through Oversight
  2. Manual STS AssumeRole into each member account from the security account
  3. S3 replication of dashboard JSON between accounts
  4. Resource Access Manager share of CloudWatch namespaces
✓ Correct Answer: A
CloudWatch cross-account observability (via AWS Organizations Oversight) allows a designated monitoring account to view metrics, logs, traces, and Application Insights from linked source accounts without per-call AssumeRole. This provides organization-wide operational visibility. Manual STS (Option B) requires per-call role assumption and is not scalable. S3 replication (Option C) provides copies, not live dashboards. RAM share (Option D) is not a CloudWatch feature for this purpose.
Q7 Monitoring, Logging, Analysis, Remediation, and Performance Optimization (22%)
Which CloudWatch alarm pattern is best suited for metrics that have normal level variations based on day of week and time of day, such as weekend vs. weekday traffic?
  1. Static threshold alarm with 3 evaluation periods
  2. Anomaly detection alarm using a 2 standard deviation band
  3. Composite alarm OR-ing two static alarms
  4. Contributor Insights alarm
✓ Correct Answer: B
Anomaly detection learns the seasonal patterns of a metric (time of day, day of week) and triggers when values fall outside the predicted band. It automatically adapts to regular patterns, making it ideal for metrics with known cyclical behavior. Static thresholds (Option A) would require manual adjustment for weekends. Composite alarms (Option C) combine other alarms. Contributor Insights (Option D) identifies top contributors.
Q8 Monitoring, Logging, Analysis, Remediation, and Performance Optimization (22%)
A CloudOps engineer needs to forward all VPC Flow Log records matching a rejected-traffic pattern to a Lambda function for real-time categorization. Which feature should be used?
  1. CloudWatch Logs metric filter
  2. CloudWatch Logs subscription filter to Lambda
  3. S3 event notification on the Flow Log bucket
  4. CloudTrail Lake federated query
✓ Correct Answer: B
Subscription filters on log groups stream matching events near-real-time to Lambda, Kinesis Data Streams, or Firehose. A metric filter (Option A) creates numerical metrics from log patterns but doesn't forward individual events. S3 event notifications (Option C) fire on object creation, but Flow Logs to S3 are batched with delivery latency. CloudTrail Lake (Option D) is for audit trail querying.
Q9 Monitoring, Logging, Analysis, Remediation, and Performance Optimization (22%)
A compliance team needs to query 18 months of CloudTrail events across all accounts in an organization using SQL. Which option scales best with the lowest operational overhead?
  1. Stream events to OpenSearch via subscription filters
  2. Enable a CloudTrail Lake organization data store and run SQL queries
  3. Athena over the central S3 trail with daily partitions
  4. Replay events nightly through a Lambda transformer
✓ Correct Answer: B
CloudTrail Lake provides a managed event data store with SQL query support, organization-level aggregation, and configurable retention of up to 7 years. No partition management, OpenSearch cluster operations, or data transformation pipelines are needed. Option A requires managing OpenSearch. Option C requires partition management and optimizing Athena queries. Option D adds complexity and cost.
Q10 Monitoring, Logging, Analysis, Remediation, and Performance Optimization (22%)
A CloudOps team wants to audit GetObject API calls on a specific S3 bucket. Which CloudTrail event type must be enabled?
  1. Management events
  2. Data events for S3
  3. Insight events
  4. Network activity events
✓ Correct Answer: B
Object-level operations like GetObject and PutObject are S3 data events. They are disabled by default due to volume and cost implications and must be manually enabled per-bucket or per-prefix in the trail configuration. Management events (Option A) cover control plane operations (create bucket, modify policy) but not object-level access. Insight events (Option C) detect unusual API activity patterns.

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Exam overview

The AWS Certified CloudOps Engineer - Associate (SOA-C03), formerly known as the AWS Certified SysOps Administrator - Associate, validates your ability to deploy, manage, and operate workloads on AWS. This Associate-level certification is the operations-focused credential in the AWS Associate trilogy alongside Solutions Architect (SAA-C03) and Developer (DVA-C02). The rebranding to "CloudOps Engineer" reflects the modern cloud operations role emphasizing automation, monitoring, and remediation over traditional system administration.

The target candidate should have ~1 year of experience deploying, managing, and operating AWS workloads, plus 1 year in a related operations role such as system administrator. The exam is unique among AWS Associate certifications for its operations-centric focus — it tests your ability to support and maintain workloads using the AWS Management Console and CLI, implement security controls, monitor and troubleshoot systems, perform disaster recovery procedures, and remediate incidents. Five domains cover operations fundamentals from monitoring and logging through deployment automation, with three domains equally weighted at 22% each.

Our SOA-C03 practice test product provides comprehensive preparation with 400+ exam-style questions covering all five domains. Each question includes detailed explanations that focus on operational procedures, CLI command parameters, CloudFormation stack management, and troubleshooting scenarios. The package features domain-wise practice modules, full-length simulation exams (65 questions, 130 minutes), and a downloadable PDF study guide with CloudWatch metric comparisons, CloudFormation template examples, automation runbook templates, and troubleshooting decision flowcharts for effective exam preparation.

Official Exam Domains & Weighting

To successfully pass the SOA-C03 exam, candidates must demonstrate operational proficiency across these five domains:
  • Domain 1: Monitoring, Logging, Analysis, Remediation, and Performance Optimization (22%)
Implement monitoring and logging using CloudWatch (metrics, logs, alarms, dashboards, anomaly detection), CloudTrail, and VPC Flow Logs; analyze and remediate issues using Systems Manager (Automation, Run Command, Session Manager); optimize performance with Auto Scaling, ELB target tracking, and RDS Performance Insights; and implement automated remediation using EventBridge, Lambda, and Config Rules.
  • Domain 2: Reliability and Business Continuity (22%)
Implement high availability using multi-AZ and multi-region architectures; configure backup and restore strategies with AWS Backup, RDS snapshots, and S3 cross-region replication; implement disaster recovery plans (RTO/RPO); manage fault-tolerant database configurations; and implement health monitoring, failover testing, and automated recovery procedures for critical workloads.
  • Domain 3: Deployment, Provisioning, and Automation (22%)
Provision and manage infrastructure using CloudFormation (stacks, stack sets, change sets, drift detection), AWS CDK, and SAM; automate deployments with Elastic Beanstalk and CodeDeploy; manage EC2 instances using user data, metadata, and Systems Manager; implement CI/CD for infrastructure; and manage container deployments on ECS, EKS, and Fargate.
  • Domain 4: Security and Compliance (16%)
Implement security controls using IAM policies, roles, and cross-account access; manage encryption with KMS and CloudHSM; configure security groups, NACLs, WAF, and Shield; implement compliance monitoring with Config Rules, Security Hub, and Inspector; manage secrets with Secrets Manager; and implement patch management with Systems Manager Patch Manager.
  • Domain 5: Networking and Content Delivery (18%)
Configure and manage VPC networking (subnets, route tables, NAT gateways, VPC endpoints, peering, Transit Gateway); manage DNS with Route 53 (hosted zones, routing policies, health checks, failover); configure CloudFront distributions and SSL/TLS certificates with ACM; troubleshoot network connectivity issues; and manage hybrid networking with Direct Connect and VPN.

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Frequently Asked Questions

The AWS Certified SysOps Administrator - Associate has been rebranded to AWS Certified CloudOps Engineer - Associate (same exam code SOA-C03). The exam content has been updated to reflect the modern CloudOps role — with increased focus on automation, monitoring, and cloud-native operations rather than traditional system administration. The three equal-weight domains (Monitoring, Reliability, and Deployment at 22% each) reflect the balanced operational responsibilities of a CloudOps Engineer. If you were preparing for the SysOps exam, you're already on the right track — the SOA-C03 is simply the evolved version of the same certification path.

The three Associate certifications form a complementary triad: SAA-C03 (Solutions Architect) focuses on designing architectures; DVA-C02 (Developer) focuses on building applications; SOA-C03 (CloudOps Engineer) focuses on operating and maintaining AWS workloads. While SAA-C03 might ask about architecture options and DVA-C02 about SDK implementation, SOA-C03 asks about monitoring, troubleshooting, remediation, and operational procedures — "the CloudWatch chart shows high CPU; what do you do?" rather than "how would you design this?"

Yes — CloudFormation is the primary IaC tool tested, appearing in Domain 3 (Deployment, 22%) and indirectly in other domains. You need practical knowledge of: creating and managing stacks, using Change Sets for safe updates, detecting and resolving Drift, using StackSets for multi-account deployments, nesting stacks, working with parameters and outputs, understanding rollback behaviors, using cfn-signal and creation/update policies, and troubleshooting stack failures. The exam tests operational CloudFormation scenarios rather than designing templates from scratch.

Our product provides 400+ practice questions organized across all five domains with accurate weightings. Each question includes detailed explanations that focus on operational procedures, CLI commands, CloudFormation scenarios, and troubleshooting workflows. You get full-length simulation exams (65 questions, 130 minutes), domain-wise practice modules, and a downloadable PDF study guide featuring CloudWatch metric comparisons, CloudFormation stack management procedures, Systems Manager automation runbooks, and network troubleshooting flowcharts.

Operations professionals with 1+ year of AWS experience typically need 6-8 weeks (80-100 hours). Those new to AWS operations may need 10-12 weeks (120-150 hours). Recommend approach: (1) Review official exam guide; (2) Complete AWS Skill Builder SOA-C03 Exam Prep course; (3) Build hands-on skills with CloudWatch, CloudFormation, Systems Manager, and VPC networking; (4) Use our practice tests for domain-wise assessment; (5) Take full-length simulation exams; (6) Final review of weaker domains. The hands-on nature of CloudOps means practical experience is especially valuable.

Yes — Systems Manager is a core operations service tested across multiple domains. You should know: Session Manager (secure instance access), Run Command (remote execution), Automation (runbooks), Patch Manager (OS patching), Parameter Store (configuration management), State Manager (configuration compliance), Maintenance Windows, and Distributor. The exam frequently tests scenarios where Systems Manager is the correct tool for a given operational task, especially for automated remediation and configuration management.

The SOA-C03 positions you for operations-focused cloud roles such as CloudOps Engineer, Cloud Support Engineer, Cloud Systems Integration Engineer, Cloud Consultant, and Migration Specialist. As organizations increasingly adopt DevOps and SRE practices, certified CloudOps professionals who can manage both traditional and modern cloud operations are in high demand. Combined with DVA-C02, you build the developer-operations bridge that underpins DevOps; combined with SAA-C03, you demonstrate the full design-to-operations lifecycle expertise.